Chemical News and Journal of Industrial Science, Tomy 123-124Chemical news office., 1921 |
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Strona 10
... means of a pair of miniature hydrophones - one bi - directional , the other non - directional - it was possible to chart ( 1 ) direction of oscillation of the water particles ; ( 2 ) relative amplitude of the movements ; ( 3 ) rela ...
... means of a pair of miniature hydrophones - one bi - directional , the other non - directional - it was possible to chart ( 1 ) direction of oscillation of the water particles ; ( 2 ) relative amplitude of the movements ; ( 3 ) rela ...
Strona 13
... means of a selected series of experiments . It commences with a description of the metric system of weights and measures , and the deter- mination of density and temperature . Concise directions are then given for the preparation and ...
... means of a selected series of experiments . It commences with a description of the metric system of weights and measures , and the deter- mination of density and temperature . Concise directions are then given for the preparation and ...
Strona 17
... means for industrial harmony . As an alternative , the Industrial League and Council advocates strongly the formation of Joint Industrial Councils in every industry as the only means whereby disruption in industry may be avoided ; 70 of ...
... means for industrial harmony . As an alternative , the Industrial League and Council advocates strongly the formation of Joint Industrial Councils in every industry as the only means whereby disruption in industry may be avoided ; 70 of ...
Strona 30
... mean a three to five year rotation of cropping , and with grasses two to three years . We must , therefore , have a sufficient area to ex- ploit to allow of these rest periods , but that only means that for a ten - thousand - ton pulp ...
... mean a three to five year rotation of cropping , and with grasses two to three years . We must , therefore , have a sufficient area to ex- ploit to allow of these rest periods , but that only means that for a ten - thousand - ton pulp ...
Strona 43
... means economy in steam . When the pulp is sufficiently cooked , the pres- sure in the boilers is utilised to discharge or blow out the boiled grass direct to the washing tanks or diffusers . This method is substituted for the pre- sent ...
... means economy in steam . When the pulp is sufficiently cooked , the pres- sure in the boilers is utilised to discharge or blow out the boiled grass direct to the washing tanks or diffusers . This method is substituted for the pre- sent ...
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